* {
    margin: 0;
    padding: 0;
}

ul {
    list-style: none;
}

a {
    text-decoration: none;
}

img {
    vertical-align: middle;
}

body {
    font-family: '微软雅黑', 'Arial Narrow', Arial, sams-serif;
    font-size: 14px;
    background: #fff;
}